... with fast forward and rewind fuction2. USB power supply & battery power supply3. USB link to PC for recording4. Rotary volume5. 3 ... and enables you to play and transfer anywhere4. Plug "n" play USB-powered operation5. Flexible battery or USB-powered operation6. ... Comes with tape converter software to guide you through ...

... aluminum alloy shell;Communication interface is compatible with RS232 and RS485 communication of EIA/TIA;Communication mode: semi-duplex difference ... 32 communication nodes.Distance of communication: long distance is up to 1200m;Working environment: -40~80°C,5~95%RH, ... refers to GB17626.5-1999);Touch discharge from ±4KV to ±9KV and air charge from ±8KV to ±14KV for testing static RS485to RS232 ...